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Finding the Fourth Proportional to 466,482.69, 643,738.32 and 262,533.60

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Solution

The fourth proportional to 466,482.69, 643,738.32 and 262,533.60 is: 362,291.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,482.69 : 643,738.32 = 262,533.60 : x
  2. Step 2: Convert to fraction form
    466,482.69/643,738.32 = 262,533.60/x
  3. Step 3: Cross multiply
    466,482.69x = 643,738.32 × 262,533.60
  4. Step 4: Simplify right side
    466,482.69x = 169,002,938,607.55
  5. Step 5: Solve for x
    x = 169,002,938,607.55/466,482.69
  6. Step 6: Final answer
    x = 362,291.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.